ZOOM LENS 18-10812.5 High-Precision Optical Module

Engineers in industrial imaging often highlight the ZOOM LENS 18-10812.5 for its ability to maintain razor-sharp clarity across the entire 6x zoom range – a critical factor in precision tasks like semiconductor inspection or pharmaceutical packaging verification. While some lenses struggle with edge distortion at extreme focal lengths, this model consistently delivers flat-field performance that makes it a favorite among machine vision professionals.

Manufacturer: Precision Optics Corp.

Model Number: ZOOM LENS 18-10812.5

Lens Type: Zoom Lens

Focal Length: 18mm – 108mm

Aperture Range: f/2.8 – f/16

Optical Elements: Multi-coated Precision Glass

Mount Type: C-Mount

Sensor Compatibility: Up to 1.1-inch

Zoom Ratio: 6x

Operating Temp: -20°C to +60°C

Weight: 450g

Dimensions: 95mm x 65mm

Material: Aluminum Alloy Housing

Certifications: CE, RoHS

Field technicians routinely deploy this lens in environments where conditions would challenge lesser optics. One automotive plant maintenance supervisor shared how it maintained calibration accuracy despite constant vibration from robotic welding cells. Common applications include:

• Automated optical inspection (AOI) systems for PCBs
• Dimensional measurement in CNC machining cells
• Label verification systems for pharmaceutical packaging
• Integration with Allen Bradley PLC-controlled robotic arms
• Compatibility with Schneider Electric’s industrial camera systems

The lens’s standout feature remains its combination of mechanical robustness and optical finesse. The aluminum alloy housing isn’t just durable – its thermal expansion characteristics closely match standard industrial camera bodies, reducing focus shift during temperature swings. While many lenses in this class use plastic housings to save cost, the 18-10812.5’s metal construction has proven particularly valuable in steel manufacturing plants where ambient temperatures routinely exceed 50°C.

Design considerations extend to practical usability: the locking zoom ring prevents unintended focal length changes in high-vibration environments, and the click-stop aperture settings allow precise adjustments even with gloved hands. Field service engineers appreciate the recessed focus ring design that prevents accidental adjustments during maintenance cycles.